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Finding the Fourth Proportional to 161,941.80, 242,839.80 and 62,068.80

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Solution

The fourth proportional to 161,941.80, 242,839.80 and 62,068.80 is: 93,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,941.80 : 242,839.80 = 62,068.80 : x
  2. Step 2: Convert to fraction form
    161,941.80/242,839.80 = 62,068.80/x
  3. Step 3: Cross multiply
    161,941.80x = 242,839.80 × 62,068.80
  4. Step 4: Simplify right side
    161,941.80x = 15,072,774,978.24
  5. Step 5: Solve for x
    x = 15,072,774,978.24/161,941.80
  6. Step 6: Final answer
    x = 93,075.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.